The Bondage "entrance" of MaxCash's FetishHotel seems OK, especially since visitors get to check out the other rooms of the hotel (= sections of the site tour) which cater to all kinds of other niche fetishes (BBW, foot fetish, dominant males, dominant females etc.)
Here you go: 
http://www.maximumcash.com/0004/signup.shtml?gk001 
Good luck!